APA (7th ed.) Zitazioa
Levene, M. (2010). An introduction to search engines and web navigation. Wiley.
Chicago Style (17th ed.) Zitazioa
Levene, M. An Introduction to Search Engines and Web Navigation. Hoboken, NJ: Wiley, 2010.
MLA (9th ed.) Zitazioa
Levene, M. An Introduction to Search Engines and Web Navigation. Wiley, 2010.
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